2009 BMW 550 vs. 2006 BMW 645
To start off, 2009 BMW 550 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 4,799 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 34 more horse power than 2006 BMW 645. (328 HP @ 6100 RPM). In normal driving conditions, 2009 BMW 550 should accelerate faster than 2006 BMW 645.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 BMW 550 (491 Nm @ 3400 RPM) has 41 more torque (in Nm) than 2006 BMW 645. (450 Nm @ 3600 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 645. 2006 BMW 645 has automatic transmission and 2009 BMW 550 has manual transmission. 2009 BMW 550 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 BMW 550 | 2006 BMW 645 | |
Make | BMW | BMW |
Model | 550 | 645 |
Year Released | 2009 | 2006 |
Engine Position | Front | Front |
Engine Size | 4799 cc | 4398 cc |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 362 HP | 328 HP |
Engine RPM | 6300 RPM | 6100 RPM |
Torque | 491 Nm | 450 Nm |
Torque RPM | 3400 RPM | 3600 RPM |
Fuel Type | Gasoline | Gasoline |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 5.5 seconds | 5.6 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Length | 4850 mm | 4830 mm |
Vehicle Width | 1470 mm | 1860 mm |
Vehicle Height | 1850 mm | 1380 mm |
Wheelbase Size | 2890 mm | 2790 mm |
Fuel Consumption Overall | 10.8 L/100km | 13.3 L/100km |
Fuel Tank Capacity | 70 L | 70 L |